Add version number to cask json option
Add version number to cask json option

Old:
$ brew cask info --json <formula>

New:
$ brew cask info --json-v1  <formula>

MikeMcQuaid/brew,mahori/brew,Homebrew/brew,MikeMcQuaid/brew,DomT4/brew,claui/brew,Homebrew/brew,claui/brew,reitermarkus/brew,konqui/brew,EricFromCanada/brew,mahori/brew,sjackman/homebrew,Linuxbrew/brew,reitermarkus/brew,Homebrew/brew,mahori/brew,claui/brew,nandub/brew,mahori/brew,konqui/brew,vitorgalvao/brew,konqui/brew,DomT4/brew,Linuxbrew/brew,EricFromCanada/brew,MikeMcQuaid/brew,vitorgalvao/brew,vitorgalvao/brew,nandub/brew,reitermarkus/brew,reitermarkus/brew,nandub/brew,Homebrew/brew,EricFromCanada/brew,claui/brew,Linuxbrew/brew,sjackman/homebrew,konqui/brew,maxim-belkin/brew,sjackman/homebrew,JCount/brew,DomT4/brew,maxim-belkin/brew,DomT4/brew,EricFromCanada/brew,nandub/brew,Linuxbrew/brew,JCount/brew,MikeMcQuaid/brew,vitorgalvao/brew,sjackman/homebrew,maxim-belkin/brew,JCount/brew,JCount/brew